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Polytopia

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Group Information

  • Members: 410
  • Category: Geometry
  • Founded: Dec 10, 2001
  • Language: English
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Messages 1 - 31 of 1736   Oldest  |  < Older  |  Newer >  |  Newest
Messages: Simplify | Expand Author Sort by Date ^
1 berglunddj Send Email Jan 7, 2002
12:06 am
Hi, A long time ago I started trying to find all the shapes that will tile the plane. I saw that that was a topic you were interested in also. I am trying to...
2 bagemage Send Email Feb 25, 2002
10:23 am
Well then you're outta luck, let the cheap bastard get his/her own shirt :) However if you are looking for a nifty one-of-a-kind fractal T-shirt then I have...
3 mungo23 Send Email Mar 23, 2002
8:30 am
Wow! Nothing like coming into an active club! I've done some interesting stuff in spatial order--I have a Yahoo Group called thegeometryofspatialorder--with a...
4 polytopia@yahoogroups... Send Email Mar 23, 2002
8:32 am
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the polytopia group. File : /Mungo &...
5 mungo23 Send Email Mar 23, 2002
8:34 am
The photo I just uploaded into the "Files" section is me and a Hoberman-type sphere I designed & constructed a couple of months ago-- Mungo...
6 berglunddj Send Email Mar 23, 2002
3:00 pm
Hi, Enjoyed the model of the Hobenman - type sphere, Mungo. What materials did you use? I thought that I'd include some links that seem to relate to this ...
7 mungo23 Send Email Mar 24, 2002
5:34 am
... Hi, John-- I made the sphere from 1/4" foam board. The scissors assemblies are put together with brass paper fasteners--and then attached to the hubs with...
8 dan duddy
polychoron Send Email
Mar 29, 2002
6:04 pm
I'm glad a few people joined my group. Other Yahoo groups i'm on: ZomeWorld- -group about the best geometric modeling kit Synergio- lots of Fuller related...
9 Asher Weinstein
ashermorph@... Send Email
Apr 4, 2002
9:51 pm
staying in mexico for a couple of months. please keep in touch. ... Get your FREE download of MSN Explorer at http://explorer.msn.com ....
10 mungo23 Send Email Apr 29, 2002
6:47 am
The sphere is implied by the Platonic solids. Each solid defines several spheres--each apex falls on the surface of a sphere, the center of each face falls on...
11 mungo23 Send Email Apr 29, 2002
6:49 am
In 1975, I had my system complete, printed up on a chart, with illustrations. I had demonstrated the periodic nature of the regular and semi-regular solids,...
12 mungo23 Send Email Apr 29, 2002
6:51 am
Here is a description of the 9 shapes. 1. The small sphere--tetrahedron 2. The small ovoid--deltahexahedron 3. The medium sphere--octahedron 4. The "mushroom...
13 mungo23 Send Email Apr 29, 2002
7:05 am
This file contains templates for the six strips used to construct the 9 implicit shapes: http://groups.yahoo.com/group/thegeometryofspatialorder/files/Template...
14 robstrange66 Send Email May 9, 2002
11:05 am
Hi- I am very interested in 3D geometry. Anyone here study Platonic solids, polyhedra, etc? Regards, Rob...
16 polychoron Send Email May 9, 2002
7:00 pm
check out this fun plane tiling applet at http://www.superliminal.com/geometry/tiler/Tiler.htm post any interesting tesselations here. -DNA...
17 polytopia@yahoogroups... Send Email May 9, 2002
7:07 pm
Enter your vote today! A new poll has been created for the polytopia group: What is the most evil looking star polygon? o {5/2} pentagram o {7/2} heptagram o...
18 mungo23 Send Email May 9, 2002
11:32 pm
Hi, Rob-- Yeah--I think just about everyone here is interested in the things you mention. The subject has fascinated me for more than 40 years. I'm in the...
19 berglunddj Send Email May 10, 2002
1:52 am
Hi all, Yesterday in class I taught the students how to make flexagons. We did the tri-hexa-flexagon, and I showed them the hexa-hexa-flexagon. This got me on...
20 robstrange
robstrange66 Send Email
May 10, 2002
6:31 pm
Here is a .gif showing all five Platonics...(can also be seen at http://www.astro-logix.com/animations ) Rob http://www.astro-logix.com...
21 Rob Strange
robstrange66 Send Email
May 16, 2002
9:12 pm
Hi - this is an new style of animation I'm doing - http://www.astro-logix.com/spinning_octahedral_zoom - more to follow. Rob http://www.astro-logix.com...
22 polychoron Send Email May 18, 2002
4:19 am
ok i promised links for anyone who joined from the omnitribe list so here is one of the best. - The Geometry Junkyard ...
23 Ivan Bestchastnikh
bestchai Send Email
May 19, 2002
2:26 am
These are simple and very demonstrative of the underlying theorems. Interesting visual proofs. http://www.ies.co.jp/math/products/geo1/menu.html ...
24 dan duddy
polychoron Send Email
May 19, 2002
10:14 pm
hey, every one should check out this java applet called Tyler (2d plane tesselation) http://www.superliminal.com/geometry/tiler/Tiler.htm and please look...
25 dan duddy
polychoron Send Email
May 25, 2002
4:14 am
http://www.innerx.net/personal/tsmith/ this is the most insane website i have ever seen. something for all mathematicians,geometers,physicists, and...
26 Rob Strange
robstrange66 Send Email
May 29, 2002
11:54 am
Hi - I'm involved in a debate as to whether some of my animations can be classed as "fractals";. Some of them can be seen at...
27 emotionaljourney22
emotionaljou... Send Email
May 29, 2002
9:39 pm
... oh yeah . . . i've spent countless hours perusing it . . . it turns out clifford algebras (one of tony's main themes) are useful in music theory, someday...
28 emotionaljourney22
emotionaljou... Send Email
May 29, 2002
9:41 pm
... classed as "fractals";. ... i don't see any fractal qualities in any of those, but i may be missing something . . . fractal implies that a small part...
29 dial282000 Send Email Jun 1, 2002
12:57 am
Where would be a good site to learn about geometry on a very elementary level?...
30 robstrange
robstrange66 Send Email
Jun 1, 2002
10:24 am
Try this link - http://mathworld.wolfram.com/topics/Geometry.html . Rob http://www.astro-logix.com ... From: dial282000 To: polytopia@yahoogroups.com Sent:...
31 rom budhi
rhsbudhi Send Email
Jun 20, 2002
3:06 am
... Do You Yahoo!? Sign-up for Video Highlights of 2002 FIFA World Cup...
Messages 1 - 31 of 1736   Oldest  |  < Older  |  Newer >  |  Newest
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